books.google.co.uk - Visionary game designer Jane McGonigal reveals how we can harness the power of games to solve real-world problems and boost global happiness. More than 174 million Americans are gamers, and the average young person in the United States will spend ten thousand hours gaming by the age of twenty-one....https://books.google.co.uk/books/about/Reality_Is_Broken.html?id=yiOtN_kDJZgC&utm_source=gb-gplus-shareReality Is Broken